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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-2326) Add a Random backoff for the initial block report sent to the Name node
Date Tue, 04 Dec 2007 22:54:43 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-2326?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12548453
] 

Hadoop QA commented on HADOOP-2326:
-----------------------------------

-1 overall.  Here are the results of testing the latest attachment 
http://issues.apache.org/jira/secure/attachment/12370972/dnBR_RandomBackoff2.txt
against trunk revision r601038.

    @author +1.  The patch does not contain any @author tags.

    javadoc +1.  The javadoc tool did not generate any warning messages.

    javac +1.  The applied patch does not generate any new compiler warnings.

    findbugs +1.  The patch does not introduce any new Findbugs warnings.

    core tests +1.  The patch passed core unit tests.

    contrib tests -1.  The patch failed contrib unit tests.

Test results: http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/1261/testReport/
Findbugs warnings: http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/1261/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results: http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/1261/artifact/trunk/build/test/checkstyle-errors.html
Console output: http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/1261/console

This message is automatically generated.

> Add a Random backoff for the initial block report sent to the Name node
> -----------------------------------------------------------------------
>
>                 Key: HADOOP-2326
>                 URL: https://issues.apache.org/jira/browse/HADOOP-2326
>             Project: Hadoop
>          Issue Type: Improvement
>          Components: dfs
>            Reporter: Sanjay Radia
>            Assignee: Sanjay Radia
>             Fix For: 0.16.0
>
>         Attachments: dnBR_RandomBackoff2.txt
>
>
> Startup time can be improved if the initial block reports are spread randomly over small
period of time.

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